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A wrapper has an inner edge and an outer edge separated by a length. The wrapper has a first side edge and a second side edge separated by a width. The wrapper has an interior sheet and an exterior sheet. The interior sheet and the exterior sheet are fabricated from yarn with stretchable and elastic

A wrapper has an inner edge and an outer edge separated by a length. The wrapper has a first side edge and a second side edge separated by a width. The wrapper has an interior sheet and an exterior sheet. The interior sheet and the exterior sheet are fabricated from yarn with stretchable and elastic characteristics. Hook and loop fasteners couple the interior sheet adjacent to the outer edge to the exterior sheet. A plurality of pockets are formed between the interior sheet and the exterior sheet by rows of stitching between the first side edge and the second side edge. A quantity of temperature retentive material is within the pockets. Optional components include an electrical wire to facilitate heating and a container to facilitate heating and/or cooling.

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1. A stretchable heated wrap system comprising: a primary wrapper having an inner edge and an outer edge separated by a length, the primary wrapper having a first side edge and a second side edge separated by a width, the primary wrapper having an interior sheet and an exterior sheet, the interior s

1. A stretchable heated wrap system comprising: a primary wrapper having an inner edge and an outer edge separated by a length, the primary wrapper having a first side edge and a second side edge separated by a width, the primary wrapper having an interior sheet and an exterior sheet, the interior sheet and the exterior sheet being fabricated from yarn which is stretchable and elastic, hook and loop fasteners coupling the interior sheet adjacent to the outer edge to the exterior sheet;a plurality of pockets between the interior sheet and the exterior sheet, the pockets being formed by rows of stitching extending between the first side edge and the second side edge;a quantity of temperature retentive material within the pockets; andan electrical heater wire (204), the electrical heater wire having an input end with a plug (206) adapted to be plugged into a source of electrical potential, the plug being remote from the wrapper adjacent to the inner edge, the electrical heater wire having an output end with a receptacle (208) adapted to receive a plug of a supplemental system, the receptacle being remote from the primary wrapper adjacent to the outer edge, the electrical heater wire having a central extent (210) in a serpentine configuration with linear sections (212) within the pockets and with arcuate sections (214) coupling the linear sections of adjacent pockets. 2. The system as set forth in claim 1 wherein the primary wrapper has from 8 to 10 pockets with a length of from 15 inches to 18 inches and a width of from 7 inches and 8 inches. 3. The system (100) as set forth in claim 1 and further including: at least one supplemental wrapper (104) adapted to couple to the primary wrapper (14) for encompassing a large body part of a user. 4. A stretchable heated wrap system comprising: a wrapper having an inner edge and an outer edge separated by a length, the wrapper having a first side edge and a second side edge separated by a width, the wrapper having an interior sheet and an exterior sheet, the interior sheet and the exterior sheet being fabricated from yarn which is stretchable and elastic, hook and loop fasteners coupling the interior sheet adjacent to the outer edge to the exterior sheet;a plurality of pockets between the interior sheet and the exterior sheet, the pockets being formed by rows of stitching extending between the first side edge and the second side edge;a quantity of temperature retentive material within the pockets; anda container (304) being of a size to removably receive the wrapper while being heated in an oven prior to use, the container having a closure (306), the container having a two way valve (308) allowing extra pressure to be vented while being heated. 5. The system (400) as set forth in claim 1 wherein the wrapper has from 11 to 13 pockets (404) with a length of from 34 inches to 38 inches and a width of from 9 inches to 11 inches. 6. A stretchable heated wrap system (10) for wrapping infirm body parts of users and heating the wrapped body parts while exerting compressive forces for beneficial purposes, the wrapping, heating, exerting, and benefiting being done in a safe, convenient, and economical manner, the system comprising, in combination: a wrapper (14) having a generally rectangular configuration, the wrapper having an inner edge (16) and a parallel outer edge (18) separated by a length of from 15 inches to 18 inches, the wrapper having a first side edge (20) and a parallel second side edge (22) separated by a width of from 7 inches to 8 inches, the wrapper having an interior sheet (24) and an exterior sheet (26) separated by a maximum thickness of 1.1 inches, the interior sheet being knit from yarn which is stretchable and elastic with a smooth exposed exterior surface, the exterior sheet being knit from yarn which is stretchable and elastic, with an exposed exterior surface formed with loops (28) of a hook and loop fastener, the interior sheet adjacent to the outer edge having a patch of hooks (30) of the hook and loop fasteners, the patch of hooks extending from the outer edge, the patch of hooks having a patch length, the wrapper having a wrapper length from 5 percent to 10 percent of the wrapper length;nine rows of stitching (34) extending between the first side edge and the second side edge forming nine pockets (36), the nine rows of stitching being parallel with the inner edge and outer edge, the nine rows of stitching beginning at the inner edge, the nine rows of stitching being spaced by 1.5 inches, the interior sheet and the exterior sheet being in facing contact at regions remote from the pocket; anda quantity of heat retentive material (40) within the pockets, the heat retentive material being chosen from the class of heat retentive material consisting of long grained white rice, flax seed, buckwheat, barley, oatmeal, feed corn, cherry pits, beans, millet seed, and thermal gel beads, the heat retentive material adapted to be heated in an oven and slowly dissipate such heat over time during use when wrapped around a body part of a user, the wrapper with the pockets and the quantity of heat retentive material adapted to stretch from an unstretched length of from 15 to 18 inches to an extended stretched length of 30 percent to 50 percent greater than the unstretched length, the wrapper with heated heat retentive material adapted to be stretched around a body part of a user with the hooks coupled to the loops to provide heat and compressive pressure for beneficial purposes.